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发明名称
摘要
申请公布号
JP3125388(B2)
申请公布日期
2001.01.15
申请号
JP19910341546
申请日期
1991.12.24
申请人
发明人
分类号
B22F1/00;A44C9/00;B22F3/10;B22F5/10;B22F7/08;(IPC1-7):A44C9/00
主分类号
B22F1/00
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代理人
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